Patents

Showing 1-20 of 285 items.
TitleNo.DateSummaryTypeCategoryCompanyInventorIn UseCountry
 
Alarm Clock 11815571916-05-02Alarm ClockAlarm mechanism which shuts off after predetermined period.UtilityAlarm Mechanism for a ClockAssignee: Seth Thomas Clock Company;
User: Seth Thomas;
User: Westclox
Wehrle, FrankUnited States
Watch Dial or Similar ArticleDes. 901441933-06-13Watch Dial or Similar ArticleDial for the 1933 World's Fair pocket watchDesignWatch DialAssignee: Western Clock Company (the second one, 1912 - 1936)Wagner, HenryUnited States
Electric Timepiece 20024211935-05-21Electric TimepieceThe magnetic field core for driving the motor is also employed for operating the vibratory armature . . . UtilityAC Electric ClockUser: WestcloxTisseyre, Louis;
Cotnareanu, Ionel
United States
Clock CasingDes. 2106781968-04-02Clock CasingCase for the "Chipper II" and "Commuter Magic Touch" windup alarm clocks.DesignClock CaseAssignee: General Time Corporation;
User: Westclox
Szalek, RomanUnited States
Clock FrameDes. 306061899-04-25Clock FrameCast front case of a dragon with a sailor grasping the spokes of a steering wheelDesignClock CaseAssignee: Stockham Manufacturing CompanyStewart, FrankUnited States
Clock FrameDes. 306071899-04-25Clock FrameCast front case of a "Rough Rider" on a horseDesignClock CaseAssignee: Stockham Manufacturing CompanyStewart, FrankUnited States
Striking Clock 20389651936-04-28Striking ClockA rack and snail hour and half-hour striking mechanism, where the hammer lifting star-wheel rotates . . . UtilityClock Striking MechanismAssignee: General Time Instruments CorporationStephenson, PaulUnited States
Clock FrameDes. 383451906-12-11Clock FrameCase for the "Winner" 3 inch cast front clockDesignClock CaseAssignee: Western Clock Manufacturing Company;
User: Westclox
Steinmeier, JosephUnited States
Clock FrameDes. 472031915-04-06Clock FrameCase front for unidentified model of clockDesignClock CaseAssignee: Western Clock Company (the second one, 1912 - 1936);
User: Westclox
Steinmeier, JosephUnited States
Clock FrameDes. 474391915-06-08Clock FrameCase front for the "Mermaid" three inch clock.DesignClock CaseAssignee: Western Clock Company (the second one, 1912 - 1936);
User: Westclox
Steinmeier, JosephUnited States
Clock Escapement 2446841881-07-19Clock EscapementAn escapement applicable to balance or pendulum, having two pallet-arms with return springs.UtilityClock EscapementStahlberg, CharlesUnited States
Escapement for Torsion Pendulums 2928701884-02-05Escapement for Torsion PendulumsEscapement for a torsion pendulum, using one or two weighted levers.UtilityClock EscapementStahlberg, CharlesUnited States
Manufacture of Clock Works 3266021885-09-22Manufacture of Clock WorksThe basic Westclox manufacturing process where brass and steel parts are fastened together by an all . . . UtilityClock TechnologyUser: WestcloxStahlberg, CharlesUnited States
Twenty-Four Hour Striking Clock 3442091886-06-22Twenty-Four Hour Striking ClockA "digital" striking system where the "ding-dong" strokes represents the tens digit of the hour, and . . . UtilityClock Striking MechanismAssignee: Waterbury ClockStahlberg, CharlesUnited States
Manufacture of Shafts and Pinions for Clock Works 3556241887-01-04Manufacture of Shafts and Pinions for Clock WorksCasting machine for wheel-pinion assemblyUtilityClock & Watch ManufacturingUser: WestcloxStahlberg, CharlesUnited States
Time Stamp 4243691890-03-25Time StampImproved time stamp without intermediate converting mechanism to more efficiently transfer power fro . . . UtilityTime StampAssignee: Accurate Time Stamp CompanyStahlberg, CharlesUnited States
Time Stamp 4291011890-05-27Time StampDivision of patent no. 424369, for an arrangement of the wheels for printing the hour, minute, and m . . . UtilityTime StampStahlberg, CharlesUnited States
Clock-Movement 4526521891-05-19Clock-MovementClock movement with improved remontoir that won't run down if the mainspring is allowed to run down.UtilityWindup Clock,
Time Stamp
Assignee: Accurate Time Stamp CompanyStahlberg, CharlesUnited States
Time Stamp 4874331892-12-06Time StampA more compact arrangement that needs fewer lever connections, and has electric time control.UtilityTime StampAssignee: Accurate Time Stamp CompanyStahlberg, CharlesUnited States
Time Stamp 5526471896-01-07Time Stamp"The purpose of my invention is primarily to simplify the construction of devices of this character, . . . UtilityTime StampStahlberg, CharlesUnited States
Showing 1-20 of 285 items.